Revert "Fixed SSL certificate verification."

This reverts commit 5890d37c284f4edacc4dacfacc8edcb0bb1d4cce.
Revert "Added LIB_URL constant definition."

This reverts commit e81ffff5ef1c219847ef7dbe0b4c947a00949b7a.
Revert "Changed the filter name in the plugins list."

This reverts commit 882cbe828511ff21203070afeba163e1069701a3.
Revert "Updated plugin description."

This reverts commit f052cc886a791653de70a1df3cc731af9723d1f9.
Revert "Include libraries in plugins view."

This reverts commit 7439d0d3db00ade0c1b5e671c1e99c73f0cdb8b5.